If you would like to find out more about RSS feeds via some explorations, 3spot has a good guide here 🙂
Podcast RSS Feed Generator
If you are currently hosting podcasts/audioblogs on your own personal webspace, and the RSS feeds are not automatically generated (or the fact is that you are writing/editing your own feeds), you can make use of this feed generator to generate the necessary feed automatically.
[source: podcastingnews]